Question: What was Verona's population in 1981?
Paraphrase: In 1981, how many people lived in Verona?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q2028 p:P1082 ?s . ?s ps:P1082 ?obj . ?s pq:P585 ?x filter(contains(YEAR(?x),'1981')) }